These bears can look quite different from each other, with distinct coat colors and body sizes. The biggest type of bear is the polar bear. On average, polar bears weigh about 1,150 pounds (521 kg ...

Why? For one thing, the light-phase bear ("phase" refers to color variations in bears) shown in the video is "clearly not a polar bear," York said. According to the wildlife educational ...

[Related: Jackrabbit’s color-changing fur may prepare them for ... The skull of an ancient polar bear, nicknamed Bruno, was found on the coast of the Beaufort Sea in 2009. CREDIT: Photos by ...

Why? For one thing, the light-phase bear ("phase" refers to color variations in bears) shown in the video is "clearly not a polar bear," York said. According to the wildlife educational ...

Some of the main differences between brown and polar bears are their fur color, of course ... that the gene differences associated with polar bear adaptions may have been influenced by bears ...

Nano-physicist Bodil Holst's interest in polar bear fur began while she was watching a German quiz show. "I learned that polar bears are invisible in infrared cameras, meaning their fur has the ...